:root {
    --color-bg: #fafafa;
    --color-surface: #ffffff;
    --color-text: #1a1a2e;
    --color-text-light: #555;
    --color-accent: #4361ee;
    --color-accent-dark: #3451d1;
    --color-border: #e0e0e0;
    --color-hero-bg: #1a1a2e;
    --color-hero-text: #ffffff;
    --color-footer-bg: #1a1a2e;
    --color-footer-text: #ccc;
    --max-width: 1100px;
    --radius: 8px;
}

*,
*::before,
*::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    color: var(--color-text);
    background: var(--color-bg);
    line-height: 1.7;
    font-size: 16px;
}

a {
    color: var(--color-accent);
    text-decoration: none;
    transition: color .2s;
}

a:hover {
    color: var(--color-accent-dark);
}

/* === HEADER / NAV === */
header {
    background: var(--color-surface);
    border-bottom: 1px solid var(--color-border);
    position: sticky;
    top: 0;
    z-index: 100;
}

nav {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: .9rem 1.5rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
}

.nav-brand {
    font-weight: 800;
    font-size: 1.25rem;
    color: var(--color-text);
    letter-spacing: -.02em;
}

.nav-brand span {
    color: var(--color-accent);
}

.nav-links {
    display: flex;
    gap: 1.5rem;
    list-style: none;
    flex-wrap: wrap;
}

.nav-links a {
    color: var(--color-text-light);
    font-size: .95rem;
    font-weight: 500;
}

.nav-links a:hover {
    color: var(--color-accent);
}

/* === HERO === */
.hero {
    background: var(--color-hero-bg);
    color: var(--color-hero-text);
    padding: 5rem 1.5rem;
    text-align: center;
}

.hero h1 {
    font-size: clamp(2rem, 5vw, 3rem);
    font-weight: 800;
    margin-bottom: 1rem;
    letter-spacing: -.03em;
}

.hero p {
    font-size: 1.15rem;
    max-width: 650px;
    margin: 0 auto;
    opacity: .85;
    line-height: 1.8;
}

/* === SECTIONS === */
.container {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 3rem 1.5rem;
}

.section-title {
    font-size: 1.8rem;
    font-weight: 700;
    margin-bottom: 2rem;
    letter-spacing: -.02em;
}

/* === CARDS === */
.cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1.5rem;
}

.card {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    padding: 2rem;
    transition: box-shadow .2s;
}

.card:hover {
    box-shadow: 0 4px 20px rgba(0, 0, 0, .06);
}

a.card-link {
    display: block;
    color: inherit;
    text-decoration: none;
    cursor: pointer;
}

a.card-link:hover {
    color: inherit;
    border-color: var(--color-accent);
}

a.card-link h3 {
    color: var(--color-accent);
}

.card h3 {
    font-size: 1.2rem;
    margin-bottom: .5rem;
}

.card p {
    color: var(--color-text-light);
    font-size: .95rem;
}

.card .icon {
    font-size: 2rem;
    margin-bottom: 1rem;
    display: block;
}

/* === LEGAL PAGES === */
.legal {
    max-width: 800px;
    margin: 0 auto;
    padding: 3rem 1.5rem;
}

.legal h1 {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: .5rem;
}

.legal .last-updated {
    color: var(--color-text-light);
    font-size: .9rem;
    margin-bottom: 2rem;
}

.legal h2 {
    font-size: 1.3rem;
    font-weight: 600;
    margin: 2rem 0 .75rem;
    padding-top: 1rem;
    border-top: 1px solid var(--color-border);
}

.legal h2:first-of-type {
    border-top: none;
}

.legal h3 {
    font-size: 1.1rem;
    font-weight: 600;
    margin: 1.5rem 0 .5rem;
}

.legal p,
.legal li {
    color: var(--color-text-light);
    font-size: .95rem;
    margin-bottom: .75rem;
}

.legal ul,
.legal ol {
    padding-left: 1.5rem;
    margin-bottom: 1rem;
}

.legal li {
    margin-bottom: .4rem;
}

.legal strong {
    color: var(--color-text);
}

/* === CONTACT === */
.contact-info {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: .75rem;
    font-size: 1.05rem;
}

.contact-item .label {
    font-weight: 600;
    min-width: 80px;
}

/* === FOOTER === */
footer {
    background: var(--color-footer-bg);
    color: var(--color-footer-text);
    padding: 2.5rem 1.5rem;
    margin-top: 3rem;
}

.footer-inner {
    max-width: var(--max-width);
    margin: 0 auto;
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    gap: 2rem;
}

.footer-col h4 {
    color: #fff;
    font-size: .95rem;
    margin-bottom: .75rem;
}

.footer-col ul {
    list-style: none;
}

.footer-col li {
    margin-bottom: .4rem;
}

.footer-col a {
    color: var(--color-footer-text);
    font-size: .9rem;
}

.footer-col a:hover {
    color: #fff;
}

.footer-bottom {
    max-width: var(--max-width);
    margin: 2rem auto 0;
    padding-top: 1.5rem;
    border-top: 1px solid rgba(255, 255, 255, .1);
    text-align: center;
    font-size: .85rem;
    opacity: .7;
}

/* === RESPONSIVE === */
@media (max-width: 640px) {
    .nav-links {
        gap: .75rem;
    }

    .hero {
        padding: 3rem 1rem;
    }

    .cards {
        grid-template-columns: 1fr;
    }

    .footer-inner {
        flex-direction: column;
    }
}